.hot-item-card {
  height: 100%;
  transition: all 0.3s ease;
  /* 性能优化 */
  will-change: transform, box-shadow;
  transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.hot-item-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transform: translateY(-2px) translateZ(0);
}

.hot-item-card-header {
  margin-bottom: 12px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.hot-item-card-body {
  min-height: 180px;
  display: flex;
  flex-direction: column;
}

.hot-item-card-body h5 {
  margin-bottom: 12px;
  min-height: 48px;
}

.hot-item-excerpt {
  flex: 1;
  color: #666;
  font-size: 14px;
  margin-bottom: 12px;
}

.hot-item-stats {
  margin-bottom: 8px;
  padding-top: 8px;
  border-top: 1px solid #f0f0f0;
}

.heat-value {
  font-size: 14px;
  font-weight: 500;
  color: #ff4d4f;
}

.hot-item-time {
  font-size: 12px;
}